8. diving in the pit waters and a pair of mallard walked ungainly on the shore. Then I observed what from experience I identified as a Common Sandpiper at a distance of some 75-100 yards and without benefit of binoculars. When I returned a day later with binoculars I realised my mistaken - identification with pleasure - a pair of Little Ringed Plovers. And very soon it was realised that there were indeed two pairs. I took into my confidence three local friends - all keen ornithologists - and we swore to watch and protect these birds to our utmost ability. Indeed Jim Goody on one occasion very nearly committed murder when several lads armed with air rifles committed the unpardonable act of killing a house martin. Ken White phoned up the R.S.P.B. London Bird Recorder who informed us that this was the only nesting report for this bird in the Greater London area for 1975. Ken Hoy came down and verified our observations. Of course, that fact that this compara- tively rare bird, first noted as a breeding species for this country only 40 years ago, had chosen to colonise a locality on our very doorstep excited us greatly. By carefully watching the birds, we soon dis- covered their nests. The first consisted of a mere scraping amongst pebble gravel on a dry bank between the actual pit and a shallow pool on the mudflats. The four pear shaped eggs, each with its narrow end